Fair Value Measurement of Assets and Liabilities - Assets and Liabilities Measured at Fair Value on Recurring and Non-Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Investment securities:
Equity securities	$ 48,731	$ 36,473
Trading debt securities	13,438	38,130
Available for sale debt securities:
Available for sale debt securities	1,261,397	$ 1,128,809
Derivative Asset, Statement of Financial Position [Extensible Enumeration]		Other assets
Derivative Liability, Statement of Financial Position [Extensible Enumeration]		Accrued expenses and other liabilities
Non-recurring fair value measurements:
Foreclosed assets	286	$ 2,300
Unpaid principal balances of loans held for sale	17,900	136,300
U.S. Treasury securities
Available for sale debt securities:
Available for sale debt securities	279,498
U.S. government agency securities
Available for sale debt securities:
Available for sale debt securities	26,964	20,925
Obligations of states and political subdivisions
Available for sale debt securities:
Available for sale debt securities	146,811	79,890
Residential mortgage-backed securities
Available for sale debt securities:
Available for sale debt securities	629,818	904,502
Corporate and other debt securities
Available for sale debt securities:
Available for sale debt securities	178,306	123,492
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Recurring fair value measurements
Investment securities:
Equity securities	23,494	21,284
Trading debt securities	3,282	0
Available for sale debt securities:
Available for sale debt securities	279,498	0
Loans held for sale	0	0
Other assets	0	0
Total assets	306,274	21,284
Liabilities
Other liabilities	0	0
Total liabilities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Recurring fair value measurements \| U.S. Treasury securities
Available for sale debt securities:
Available for sale debt securities	279,498
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Recurring fair value measurements \| U.S. government agency securities
Available for sale debt securities:
Available for sale debt securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Recurring fair value measurements \| Obligations of states and political subdivisions
Available for sale debt securities:
Available for sale debt securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Recurring fair value measurements \| Residential mortgage-backed securities
Available for sale debt securities:
Available for sale debt securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Recurring fair value measurements \| Corporate and other debt securities
Available for sale debt securities:
Available for sale debt securities	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) \| Non-recurring fair value measurements
Non-recurring fair value measurements:
Collateral dependent loans	0	0
Foreclosed assets	0	0
Total	0	0
Significant Other Observable Inputs (Level 2) \| Recurring fair value measurements
Investment securities:
Equity securities	0	0
Trading debt securities	10,156	38,130
Available for sale debt securities:
Available for sale debt securities	981,899	1,128,809
Loans held for sale	18,118	139,516
Other assets	467,127	181,500
Total assets	1,477,300	1,487,955
Liabilities
Other liabilities	607,237	52,376
Total liabilities	607,237	52,376
Significant Other Observable Inputs (Level 2) \| Recurring fair value measurements \| U.S. Treasury securities
Available for sale debt securities:
Available for sale debt securities	0
Significant Other Observable Inputs (Level 2) \| Recurring fair value measurements \| U.S. government agency securities
Available for sale debt securities:
Available for sale debt securities	26,964	20,925
Significant Other Observable Inputs (Level 2) \| Recurring fair value measurements \| Obligations of states and political subdivisions
Available for sale debt securities:
Available for sale debt securities	146,811	79,890
Significant Other Observable Inputs (Level 2) \| Recurring fair value measurements \| Residential mortgage-backed securities
Available for sale debt securities:
Available for sale debt securities	629,818	904,502
Significant Other Observable Inputs (Level 2) \| Recurring fair value measurements \| Corporate and other debt securities
Available for sale debt securities:
Available for sale debt securities	178,306	123,492
Significant Other Observable Inputs (Level 2) \| Non-recurring fair value measurements
Non-recurring fair value measurements:
Collateral dependent loans	0	0
Foreclosed assets	0	0
Total	0	0
Significant Unobservable Inputs (Level 3) \| Recurring fair value measurements
Investment securities:
Equity securities	0	0
Trading debt securities	0	0
Available for sale debt securities:
Available for sale debt securities	0	0
Loans held for sale	0	0
Other assets	0	0
Total assets	0	0
Liabilities
Other liabilities	0	0
Total liabilities	0	0
Significant Unobservable Inputs (Level 3) \| Recurring fair value measurements \| U.S. Treasury securities
Available for sale debt securities:
Available for sale debt securities	0
Significant Unobservable Inputs (Level 3) \| Recurring fair value measurements \| U.S. government agency securities
Available for sale debt securities:
Available for sale debt securities	0	0
Significant Unobservable Inputs (Level 3) \| Recurring fair value measurements \| Obligations of states and political subdivisions
Available for sale debt securities:
Available for sale debt securities	0	0
Significant Unobservable Inputs (Level 3) \| Recurring fair value measurements \| Residential mortgage-backed securities
Available for sale debt securities:
Available for sale debt securities	0	0
Significant Unobservable Inputs (Level 3) \| Recurring fair value measurements \| Corporate and other debt securities
Available for sale debt securities:
Available for sale debt securities	0	0
Significant Unobservable Inputs (Level 3) \| Non-recurring fair value measurements
Non-recurring fair value measurements:
Collateral dependent loans	92,923	47,871
Foreclosed assets	1,937	2,931
Total	94,860	50,802
Fair Value \| Recurring fair value measurements
Investment securities:
Trading debt securities	13,438	38,130
Available for sale debt securities:
Available for sale debt securities	1,261,397	1,128,809
Loans held for sale	18,118	139,516
Other assets	467,127	181,500
Total assets	1,793,673	1,520,799
Liabilities
Other liabilities	607,237	52,376
Total liabilities	607,237	52,376
Fair Value \| Recurring fair value measurements \| U.S. Treasury securities
Available for sale debt securities:
Available for sale debt securities	279,498
Fair Value \| Recurring fair value measurements \| U.S. government agency securities
Available for sale debt securities:
Available for sale debt securities	26,964	20,925
Fair Value \| Recurring fair value measurements \| Obligations of states and political subdivisions
Available for sale debt securities:
Available for sale debt securities	146,811	79,890
Fair Value \| Recurring fair value measurements \| Residential mortgage-backed securities
Available for sale debt securities:
Available for sale debt securities	629,818	904,502
Fair Value \| Recurring fair value measurements \| Corporate and other debt securities
Available for sale debt securities:
Available for sale debt securities	178,306	123,492
Fair Value \| Non-recurring fair value measurements
Non-recurring fair value measurements:
Collateral dependent loans	92,923	47,871
Foreclosed assets	1,937	2,931
Total	94,860	50,802
Fair Value \| Fair Value, Inputs, Level 1, Level 2, and Level 3 \| Recurring fair value measurements
Investment securities:
Equity securities	23,494	21,284
Fair Value \| Significant Unobservable Inputs (Level 3)
Investment securities:
Equity securities	15,138	3,629
Fair Value \| NAV \| Recurring fair value measurements
Investment securities:
Equity securities	$ 10,099	$ 11,560

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

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Carrying amount as of the balance sheet date of all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings or defeasance; includes real and personal property; equity interests in corporations, partnerships, and joint ventures; and beneficial interests in trusts.

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Fair value of the collateral dependent impaired loans.

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